Patents by Inventor He HU
He HU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11979953Abstract: The present application provides a color LED driving circuit, which comprises a set of switches and a color controller. The switch assembly has a first switch and a second switch, respectively having a first terminal, a second terminal and a control terminal. The first terminal of the first switch is configured to be coupled to a first LED load, and the first terminal of the second switch is configured to be coupled to a second LED load. The color controller comprises a first controller and a second controller. A ground terminal of the first controller is coupled to ground. The first controller is used to generate an output signal according to a PWM signal, and transmit the output signal to the second controller.Type: GrantFiled: December 29, 2020Date of Patent: May 7, 2024Assignee: BRIGHT POWER SEMICONDUCTOR, INC.Inventors: Shungen Sun, He Huang, Liqiang Hu
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Publication number: 20240136850Abstract: This disclosure provides an energy storage apparatus, an energy storage apparatus control method, and a photovoltaic system. The energy storage apparatus includes: a plurality of battery clusters, a plurality of conversion units, a start unit, and a controller. The controller includes a plurality of control units. The start unit is configured to: after receiving a start signal, control a control switch in at least one battery cluster to close, to start a control unit corresponding to the battery cluster. The control unit is configured to: determine, based on a state of the control switch in the battery cluster, whether a black start mode is on; and when determining that the black start mode is on, control a DC-DC converter in the corresponding conversion unit to release electric energy stored in a battery pack in the corresponding battery cluster, to energize a direct current bus.Type: ApplicationFiled: December 30, 2023Publication date: April 25, 2024Applicant: Huawei Digital Power Technologies Co., Ltd.Inventors: Shijiang Yu, Zhipeng Wu, He Zhou, Lei Shi, Yang Hu
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Publication number: 20240125743Abstract: A method for determining tobacco-specific nitrosamines (TSNAs) in cigarette smoke using one-step clean-up coupled with LC-MS/MS is provided, including the following steps: collecting a particulate matter of mainstream cigarette smoke with a Cambridge filter pad, mixing the particulate matter of mainstream cigarette smoke, an internal standards solution and water in a 50 mL plastic centrifuge tube, and vortexing the resulting mixture at room temperature to allow extraction; transferring an extraction solution after filtration to a new centrifuge tube, adding dichloromethane, and vortexing the resulting mixture; centrifuging to collect a dichloromethane extraction solution in a lower layer to another centrifuge tube, and placing the centrifuge tube in a water bath to remove dichloromethane; dissolving the resulting extraction solution in water, and transferring the resulting solution to an autosampler vial for LC-MS/MS analysis.Type: ApplicationFiled: November 20, 2023Publication date: April 18, 2024Applicant: Yunnan Academy Of Tobacco Agricultural SciencesInventors: Yong LI, Tao PANG, Junli SHI, Zhongbang SONG, Ge BAI, He XIE, Xingxiang WU, Niannian HU, Suxing TUO, Yunhui DAI
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Publication number: 20240093160Abstract: A method of targeting cancer tissue in a subject includes administering to the subject a plurality of functionalized Tymovirus virus or virus-like particles loaded with or conjugated to an imaging agent, a therapeutic agent or a targeting agent.Type: ApplicationFiled: August 29, 2023Publication date: March 21, 2024Inventors: Nicole F. Steinmetz, Hema Masarapu, He Hu
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Publication number: 20240085385Abstract: A method for determining tobacco-specific nitrosamines (TSNAs) in tobacco using one-step clean-up coupled with liquid chromatography-tandem mass spectrometry (LC-MS/MS) is provided, including the following steps: destemming flue-cured tobacco or sun-cured tobacco, drying, milling, and passing through a sieve; mixing the resulting tobacco, an internal standards solution and water in a plastic centrifuge tube, and vortexing the resulting mixture at room temperature to allow extraction; transferring an extraction solution after filtration to a new centrifuge tube, adding dichloromethane, and vortexing the resulting mixture; centrifuging to collect a dichloromethane extraction solution in a lower layer to another centrifuge tube, and placing the centrifuge tube in a water bath to remove dichloromethane; dissolving the resulting extraction solution in water, and transferring the resulting solution to an autosampler vial for LC-MS/MS analysis.Type: ApplicationFiled: November 17, 2023Publication date: March 14, 2024Applicant: Yunnan Academy Of Tobacco Agricultural SciencesInventors: Yong LI, Tao PANG, Junli SHI, Zhongbang SONG, Ge BAI, He XIE, Xingxiang WU, Niannian HU, Suxing TUO, Yunhui DAI
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Patent number: 11930008Abstract: Example subscription information configuration methods and a communications device are described. One example method includes receiving a first device identifier by a network device from a first terminal device in a first access mode and receiving a second device identifier from a second terminal device in a second access mode. The network device determines whether the first device identifier matches the second device identifier to identify legality of the first terminal device. If the first device identifier matches the second device identifier, it indicates that the first terminal device is a legal terminal device. The network device sends subscription information of the first terminal device to the first terminal device in the first access mode, so that the first terminal device successfully accesses a network by using the subscription information.Type: GrantFiled: January 13, 2021Date of Patent: March 12, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Li Hu, Weisheng Jin, Jing Chen, He Li
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Publication number: 20240073681Abstract: This application provides security activation methods and communication apparatuses. In an example method, a first access network device in a first communication standard requests a second access network device in a second communication standard to allocate a resource for dual connectivity of a terminal device, and sends, to the second access network device, a user plane security policy. The first access network device further receives identification information of a bearer and a security activation status from the second access network device and sends the identification information of the bearer and the security activation status to the terminal device.Type: ApplicationFiled: November 6, 2023Publication date: February 29, 2024Inventors: Li HU, He LI, Rong WU
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Patent number: 11739301Abstract: A method of targeting cancer tissue in a subject includes administering to the subject a plurality of functionalized Tymovirus virus or virus-like particles loaded with or conjugated to an imaging agent, a therapeutic agent or a targeting agent.Type: GrantFiled: October 29, 2018Date of Patent: August 29, 2023Assignee: CASE WESTERN RESERVE UNIVERSITYInventors: Nicole F. Steinmetz, Hema Masarapu, He Hu
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Patent number: 10938352Abstract: An apparatus and methods for timing mismatch in a power amplifier includes a segmented PA with two-path timing mismatch calibration to improve ACLR performance over different signal transitions, process, voltage and temperature (PVT) variations and device aging; a fast and efficient algorithm for measuring and calibrating the delay of two paths (signal path and control path); a signal magnitude variation detection circuit, such as flash ADC, with improved comparator's performance for RF signal processing and minimum delay. A method for choosing the threshold voltage of the magnitude variation detection circuit, according to status of the signals and orthogonal frequency-division multiplexing (OFDM) related standards; other critical blocks.Type: GrantFiled: August 26, 2019Date of Patent: March 2, 2021Assignee: Vidatronic, Inc.Inventors: Jose Silva-Martinez, Junning Jiang, He Hu, John Tabler
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Publication number: 20200283738Abstract: A method of targeting cancer tissue in a subject includes administering to the subject a plurality of functionalized Tymovirus virus or virus-like particles loaded with or conjugated to an imaging agent, a therapeutic agent or a targeting agent.Type: ApplicationFiled: October 29, 2018Publication date: September 10, 2020Inventors: Nicole F. Steinmetz, Hema Masarapu, He Hu
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Publication number: 20200161958Abstract: A voltage regulator includes a load detection controller for detecting whether an output capacitor is present at an output of the voltage regulator; a digital controller for selecting a functional state of the voltage regulator based on a signal from the load detection controller; a first feedback loop for regulation when the output capacitor is not present; a second feedback loop for regulation when the capacitance output capacitor is present; and a first pass transistor shared by the load detection controller, the first feedback loop, and the second feedback loop, wherein the first pass transistor is configured to work with the first or second feedback loop selected for regulation based on the functional state of the voltage regulator.Type: ApplicationFiled: March 21, 2018Publication date: May 21, 2020Applicant: Vidatronic Inc.Inventors: Sameh Assem IBRAHIM, Faisal Abdellatif Elseddeek HUSSIEN, Mohamed Mostafa Saber ABOUDINA, Moises Emanuel ROBINSON, He HU
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Patent number: 10389316Abstract: A silicon based (e.g., SiGe, CMOS, or BiCMOS) transmitter includes an algorithm that strategically segment and pre-distort the input signal according to its power; a reconfigurable power amplifier (PA) having a plurality of PA sections, wherein the plurality of PA sections comprise discrete weighted transistor arrays that are digitally turned OFF or ON according to a magnitude of an input signal; an impedance matching network equipped with a common-mode feedback (CMFB) mechanism configured to reduce common-mode glitches at an output of the PA due to ON/OFF manipulations of the PA segments; and a 1:N transformer, which comprises a capacitive matching engine and a power detector, disposed between the impedance matching network and the reconfigurable linear PA.Type: GrantFiled: February 19, 2019Date of Patent: August 20, 2019Assignee: Vidatronic, Inc.Inventors: Jose Silva-Martinez, Moises Robinson, Mauricio Zavaleta, John Tabler, He Hu
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Publication number: 20190041885Abstract: A low-dropout (LDO) voltage regulator includes an adaptive bias source for generating a bulk-bias signal to a pass device in the LDO voltage regulator, wherein the adaptive bias source generates the bulk-bias signal based on a signal obtained at an output of the LDO voltage regulator. The signal includes a current signal, which is proportional to a current at the output of the LDO voltage regulator, and/or a feedback signal from a feedback path connected between the adaptive bias source and the output of the LDO voltage regulator for sensing negative and/or positive spikes.Type: ApplicationFiled: August 2, 2017Publication date: February 7, 2019Applicant: Vidatronic Inc.Inventors: He Hu, FAISAL ABDELATIF ELSEDEEK HUSSIEN
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Publication number: 20140349411Abstract: The present invention relates to an aflatoxin-detection device. The aflatoxin-detection device includes a flow path for a test solution and a plurality of nanocompo site strips disposed within the flow path. Each nanocomposite strip of the plurality of nanocomposite strips is arranged in a spaced parallel relationship with a successive nanocomposite strip of the plurality of nanocomposite strips. The plurality of nanocomposite strips exhibit high affinity for aflatoxin. Absorption of aflatoxin induces fluorescence of the plurality of nanocomposite strips. Responsive to a fluorescence intensity of each nanocomposite strip of the plurality of nanocomposite strips, a concentration of aflatoxin in the test solution is determined.Type: ApplicationFiled: May 22, 2014Publication date: November 27, 2014Applicant: Texas A&M University SystemInventors: Jun ZOU, Youjun DENG, He HU, Alejandro GARCIA-URIBE
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Publication number: 20140116854Abstract: A currency transmission apparatus includes a driving roller, a supporting member, an acting member, a pressing roller, and a torsional spring. The driving roller transmits currency. The acting member is rotatably coupled to the supporting member. The pressing roller is mounted to the acting member. The torsional spring produces a torsional force to drive the acting member to rotate about the supporting member until the pressing roller contacts the driving roller. The pressing roller exerts a frictional force to the currency transmitted by the driving roller.Type: ApplicationFiled: June 28, 2013Publication date: May 1, 2014Inventors: CHIH-KUN SHIH, WAN-CHENG LUO, XIAO-MAO XIE, WEI XU, SI-HE HU, YONG-GUI PAN
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Publication number: 20100308142Abstract: A magnetic switch for, inter alia, a food processor, wherein, when a cover is locked on a bowl, which in turn is locked to a base, magnets are brought towards a magnetically controlled working contact connected in series in the supply circuit of a motor.Type: ApplicationFiled: June 8, 2009Publication date: December 9, 2010Inventors: CHARLES Z. KRASZNAI, ZHI HE HU
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Patent number: 7451613Abstract: A frozen food appliance for making and dispensing frozen food products comprising a base, a removable container adapted to be chilled in a conventional freezer and then replaced into the base, a dispensing nozzle and associated control lever, an automatic scraper, auger and paddle for delivering frozen food product from the container and out of the dispensing spout, and a toppings dispenser for automatically delivering toppings to the frozen food product while or after the frozen food product is being dispensed.Type: GrantFiled: November 12, 2005Date of Patent: November 18, 2008Assignee: Conair CorporationInventors: James R Barraclough, Chi Wah Leung, Zhi He Hu
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Patent number: D676343Type: GrantFiled: October 1, 2012Date of Patent: February 19, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chih-Kun Shih, Wan-Cheng Luo, Xiao-Mao Xie, Wei Xu, Si-He Hu, Yong-Gui Pan
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Patent number: D676344Type: GrantFiled: October 1, 2012Date of Patent: February 19, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chih-Kun Shih, Wan-Cheng Luo, Xiao-Mao Xie, Wei Xu, Si-He Hu, Tao Hou
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Patent number: D677593Type: GrantFiled: September 26, 2012Date of Patent: March 12, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chih-Kun Shih, Wan-Cheng Luo, Xiao-Mao Xie, Wei Xu, Si-He Hu, Kai-Hua Wu